CloudACM – Page 63 – Autonomous Computational Machines

Raspberry Pi 3, Ubuntu Mate, and Webmin

June 1, 2016 Patrick Gilfeather

The Webmin utility is helpful when running headless. It is an excellent safety net when other services, such as ssh or xrdp are unavailable. Installing it on the Raspberry Pi 3 under Ubuntu Mate is done using these commands from a terminal window. sudo apt-get install perl libnet-ssleay-perl openssl libauthen-pam-perl —> libpam-runtime libio-pty-perl apt-show-versions python wget http://prdownloads.sourceforge.net/webadmin/webmin_1.801_all.deb sudo dpkg –install webmin_1.801_all.deb Please note, the code above refers to the version available during this writing. Please check the developers website for…

Setting up Webalizer log file analysis

May 28, 2016 Patrick Gilfeather

Introduction Webmin has a module for Webalizer that will report web usage on the linux system. Most often, the install of Webmin will already have a working module of Webalizer. However, there are times when the log files may change location or are become available after Webmin was setup. In this topic, we will cover how to process web log files stored on a local host as well as web logs from a remote host. Once processed, we will then…

Orthomosaic Mapping

May 8, 2015 Patrick Gilfeather

Introduction – Making some sense out of the mess of words The title is a bit of a misnomer since orthomosaic mapping has more to do images gathered perpendicular to the observed object, as in aerial photography. I decided to keep the title since the method for rendering of 3D objects from a group of two dimensional images is the same. Additionally, the basis of the rendering has roots in mapping relief. All though the title might be somewhat incorrect,…